From: Benjamin Tissoires <[email protected]> Added support for Cypress TrueTouch panels, which detect up to 10 fingers
In Linus's branch this is commit a3b5e577d96bfccbc41ebf4df784e3a153072273 Signed-off-by: Benjamin Tissoires <[email protected]> Signed-off-by: Stéphane Chatty <[email protected]> Signed-off-by: Jiri Kosina <[email protected]> Signed-off-by: Gabriel M. Beddingfield <[email protected]> --- drivers/hid/Kconfig | 1 + drivers/hid/hid-core.c | 1 + drivers/hid/hid-ids.h | 1 + drivers/hid/hid-multitouch.c | 19 +++++++++++++++++++ 4 files changed, 22 insertions(+), 0 deletions(-) diff --git a/drivers/hid/Kconfig b/drivers/hid/Kconfig index d9f133a..bdb4532 100644 --- a/drivers/hid/Kconfig +++ b/drivers/hid/Kconfig @@ -292,6 +292,7 @@ config HID_MULTITOUCH Say Y here if you have one of the following devices: - PixCir touchscreen + - Cypress TrueTouch config HID_NTRIG tristate "N-Trig touch screen" diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c index 4acd540..a94acb4 100644 --- a/drivers/hid/hid-core.c +++ b/drivers/hid/hid-core.c @@ -1299,6 +1299,7 @@ static const struct hid_device_id hid_blacklist[] = { { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_2) }, { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_3) }, { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_MOUSE) }, + { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_TRUETOUCH) }, { HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, 0x0006) }, { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH) }, { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH1) }, diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h index 0dd4bac..e4b1815 100644 --- a/drivers/hid/hid-ids.h +++ b/drivers/hid/hid-ids.h @@ -181,6 +181,7 @@ #define USB_DEVICE_ID_CYPRESS_BARCODE_1 0xde61 #define USB_DEVICE_ID_CYPRESS_BARCODE_2 0xde64 #define USB_DEVICE_ID_CYPRESS_BARCODE_3 0xbca1 +#define USB_DEVICE_ID_CYPRESS_TRUETOUCH 0xc001 #define USB_VENDOR_ID_DEALEXTREAME 0x10c5 #define USB_DEVICE_ID_DEALEXTREAME_RADIO_SI4701 0x819a diff --git a/drivers/hid/hid-multitouch.c b/drivers/hid/hid-multitouch.c index 3b05dfe..7af9f71 100644 --- a/drivers/hid/hid-multitouch.c +++ b/drivers/hid/hid-multitouch.c @@ -32,6 +32,7 @@ MODULE_LICENSE("GPL"); /* quirks to control the device */ #define MT_QUIRK_NOT_SEEN_MEANS_UP (1 << 0) #define MT_QUIRK_SLOT_IS_CONTACTID (1 << 1) +#define MT_QUIRK_CYPRESS (1 << 2) struct mt_slot { __s32 x, y, p, w, h; @@ -62,6 +63,7 @@ struct mt_class { /* classes of device behavior */ #define MT_CLS_DEFAULT 0 #define MT_CLS_DUAL1 1 +#define MT_CLS_CYPRESS 2 /* * these device-dependent functions determine what slot corresponds @@ -73,6 +75,14 @@ static int slot_is_contactid(struct mt_device *td) return td->curdata.contactid; } +static int cypress_compute_slot(struct mt_device *td) +{ + if (td->curdata.contactid != 0 || td->num_received == 0) + return td->curdata.contactid; + else + return -1; +} + static int find_slot_from_contactid(struct mt_device *td) { int i; @@ -95,6 +105,7 @@ static int find_slot_from_contactid(struct mt_device *td) struct mt_class mt_classes[] = { { 0, 0, 0, 10 }, /* MT_CLS_DEFAULT */ { MT_QUIRK_SLOT_IS_CONTACTID, 0, 0, 2 }, /* MT_CLS_DUAL1 */ + { MT_QUIRK_CYPRESS | MT_QUIRK_NOT_SEEN_MEANS_UP, 0, 0, 10 }, /* MT_CLS_CYPRESS */ }; static void mt_feature_mapping(struct hid_device *hdev, struct hid_input *hi, @@ -223,6 +234,9 @@ static int mt_compute_slot(struct mt_device *td) if (cls->quirks & MT_QUIRK_SLOT_IS_CONTACTID) return slot_is_contactid(td); + if (cls->quirks & MT_QUIRK_CYPRESS) + return cypress_compute_slot(td); + return find_slot_from_contactid(td); } @@ -422,6 +436,11 @@ static void mt_remove(struct hid_device *hdev) static const struct hid_device_id mt_devices[] = { + /* Cypress panel */ + { .driver_data = MT_CLS_CYPRESS, + HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, + USB_DEVICE_ID_CYPRESS_TRUETOUCH) }, + /* PixCir-based panels */ { .driver_data = MT_CLS_DUAL1, HID_USB_DEVICE(USB_VENDOR_ID_HANVON, -- 1.7.0.4 _______________________________________________ MeeGo-kernel mailing list [email protected] http://lists.meego.com/listinfo/meego-kernel
